629734730 has 16 divisors (see below), whose sum is σ = 1152735840. Its totient is φ = 247624272.

The previous prime is 629734691. The next prime is 629734751. The reversal of 629734730 is 37437926.

629734730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533084 + ... + 534263.

It is an arithmetic number, because the mean of its divisors is an integer number (72045990).

Almost surely, 2^629734730 is an apocalyptic number.

629734730 is a deficient number, since it is larger than the sum of its proper divisors (523001110).

629734730 is a wasteful number, since it uses less digits than its factorization.

629734730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067413.

The product of its (nonzero) digits is 190512, while the sum is 41.

The square root of 629734730 is about 25094.5159347615. The cubic root of 629734730 is about 857.1415507784.

The spelling of 629734730 in words is "six hundred twenty-nine million, seven hundred thirty-four thousand, seven hundred thirty".